Bilstein B12 2009 BMW Z4 sDrive35i Front and Rear Suspension Kit - 46-181275 fits_2005-2009`Hyundai`Tucson SwitchPath™ retains factory valve behavior

SwitchPath™ retains factory valve behavior

comes pre-set for 2"-2

this is the upgrade

The upper edge of the housing is finished with a trim seal to help protect against performance robbing heat

and then redesigning the MAF housing to ensure an increased flow but also retain safe fuel trim perimeters and run check engine light free on the stock tune

Bilstein B12 2009 BMW Z4 sDrive35i Front and Rear Suspension Kit - 46-181275 fits_2005-2009`Hyundai`Tucson SwitchPath™ retains factory valve behaviorBilstein B12 (Pro Kit) suspension kits include a complete set of Bilstein Performance dampers paired with Eibach (Pro Kit) springs that provide moderate lowering between 24 40mm (depending on application). These kits offer dampers and springs that are tuned for each specific application to provide the best fixed height lowering solution. Bilstein B12 (Pro Kit) suspension kits provide the perfect combination of suspension dynamics, quality and